#define __LIBRARY__
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <stdio.h>
#define N 256
_syscall2(int,whoami,char*,name,unsigned int,size)

int main()
{
    int num;
    char temp[N]= {0};

    num=whoami(temp,N);
    if(num >= 0)
    {
         printf("%s\n",temp);
    }
    else
    {
       printf("num <0 System Call Exception!(>_<)");
        return -1;
    }
    return 0;
}

